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PROFESSIONAL-MACHINE-LEARNING-ENGINEER · Question #24

PROFESSIONAL-MACHINE-LEARNING-ENGINEER Question #24: Real Exam Question with Answer & Explanation

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Submitted by stefanr· Apr 18, 2026Data processing and feature engineering

Question

Your team is working on an NLP research project to predict political affiliation of authors based on articles they have written. You have a large training dataset that is structured like this: You followed the standard 80%-10%-10% data distribution across the training, testing, and evaluation subsets. How should you distribute the training examples across the train-test-eval subsets while maintaining the 80-10-10 proportion?

Options

  • ADistribute texts randomly across the train-test-eval subsets:
  • BDistribute authors randomly across the train-test-eval subsets: (*)
  • CDistribute sentences randomly across the train-test-eval subsets:
  • DDistribute paragraphs of texts (i.e., chunks of consecutive sentences) across the train-test-eval

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Topics

#Data Splitting#Data Leakage#Dataset Preparation#Train-Test-Eval
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